Merge pull request #538 from digital-asset/python-query-interfaces-fixes

python: Package loading and interface fixes

Author: da-tanabe

VERSION

@@ -1 +1 @@
-8.4.3
+8.5.0

pyproject.toml

@@ -3,7 +3,7 @@
 
 [tool.poetry]
 name = "dazl"
-version = "8.4.3"
+version = "8.5.0"
 description = "high-level Ledger API client for Daml ledgers"
 license = "Apache-2.0"
 authors = ["Davin K. Tanabe <davin.tanabe@digitalasset.com>"]

python/dazl/__init__.py

@@ -57,4 +57,4 @@
     pass
 
 
-__version__ = "8.4.3"
+__version__ = "8.5.0"

python/dazl/damlast/daml_lf_1.py

@@ -177,7 +177,7 @@ class _Name:
 
     This implementation powers all of a TypeConName, TypeSynName, and ValName.
 
-    In dazl 7.0.0, these will become `NewType(str)`, so making assumptions about the structure of
+    In dazl 9.0.0, these will become `NewType(str)`, so making assumptions about the structure of
     this type should be avoided, and accessor methods should be instead used for callers that care
     about the structure of these names.
     """

python/dazl/damlast/errors.py

@@ -18,7 +18,7 @@
 if TYPE_CHECKING:
     from . import daml_lf_1
 
-__all__ = ["PackageNotFoundError", "NameNotFoundError"]
+__all__ = ["PackageNotFoundError", "NameNotFoundError", "AmbiguousMatchError"]
 
 
 class PackageNotFoundError(DazlError):
@@ -40,8 +40,7 @@ def __repr__(self):
 
 class NameNotFoundError(DazlError):
     """
-    Raised when a :class:`daml_lf_1.DefDataType`, :class:`daml_lf_1.DefValue`, or
-    :class:`daml_lf_1.DefTemplate` of a specific name was expected, but could not be found.
+    Raised when a :class:`daml_lf_1.DefDataType`, :class:`daml_lf_1.DefValue`, :class:`daml_lf_1.DefTemplate`, or :class:`daml_lf_1.DefInterface` of a specific name was expected, but could not be found.
 
     Typically this error is raised when the *package ID* is valid, but the name is not. Because
     package IDs are immutable, this error is not normally retryable.
@@ -50,3 +49,9 @@ class NameNotFoundError(DazlError):
     def __init__(self, ref: Any) -> None:
         super().__init__(ref)
         self.ref = ref
+
+
+class AmbiguousMatchError(DazlError):
+    """
+    Raised when a _single_ :class:`daml_lf_1.DefDataType`, :class:`daml_lf_1.DefValue`, :class:`daml_lf_1.DefTemplate`, or :class:`daml_lf_1.DefInterface` of a specific name was expected, but multiple matches were found.
+    """